Placemat



FIG. 1 is a front view of the placemat (the rear view being identical thereto);

FIG. 2 is a right side view thereof (the left side view being identical thereto);

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a placemat, as shown and described. 